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authorHampusM <hampus@hampusmat.com>2022-06-23 17:05:43 +0200
committerHampusM <hampus@hampusmat.com>2022-06-23 18:24:48 +0200
commita570e494bca43c30d7ec91d293051c0c818509b5 (patch)
tree4eea8c16d1434893ca51b721c5498ece65c836aa /src/util/ranges_impl.hpp
parentec5c7cbccc533bacab661e991e7011584d3bb47f (diff)
feat: add statusline mode styling
Diffstat (limited to 'src/util/ranges_impl.hpp')
-rw-r--r--src/util/ranges_impl.hpp60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/util/ranges_impl.hpp b/src/util/ranges_impl.hpp
new file mode 100644
index 0000000..b18a11c
--- /dev/null
+++ b/src/util/ranges_impl.hpp
@@ -0,0 +1,60 @@
+#pragma once
+
+#include "ranges.hpp"
+
+// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
+#define IOTA_VIEW_ITERATOR(return_type) \
+ template <std::weakly_incrementable Value> \
+ constexpr return_type IotaViewIterator<Value>
+
+IOTA_VIEW_ITERATOR()::IotaViewIterator(Value value) noexcept : _value(value) {}
+
+IOTA_VIEW_ITERATOR(auto)::operator++() noexcept -> const IotaViewIterator &
+{
+ ++_value;
+
+ return *this;
+}
+
+IOTA_VIEW_ITERATOR(auto)::operator++(int) noexcept -> IotaViewIterator
+{
+ auto copy = *this;
+
+ ++(*this);
+
+ return copy;
+}
+
+IOTA_VIEW_ITERATOR(auto)::operator*() const noexcept -> Value
+{
+ return _value;
+}
+
+IOTA_VIEW_ITERATOR(auto)::operator==(const IotaViewIterator &rhs) const noexcept -> bool
+{
+ return _value == rhs._value;
+}
+
+IOTA_VIEW_ITERATOR(auto)::operator!=(const IotaViewIterator &rhs) const noexcept -> bool
+{
+ return !(*this == rhs);
+}
+
+// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
+#define IOTA_VIEW(return_type) \
+ template <std::weakly_incrementable Value, std::semiregular Bound> \
+ requires std::equality_comparable_with<Value, Bound> && std::copyable<Value> \
+ constexpr return_type IotaView<Value, Bound>
+
+IOTA_VIEW()::IotaView(Value value, Bound bound) noexcept : _value(value), _bound(bound) {}
+
+IOTA_VIEW(auto)::begin() const noexcept -> IotaViewIterator<Value>
+{
+ return IotaViewIterator(_value);
+}
+
+IOTA_VIEW(auto)::end() const noexcept -> IotaViewIterator<Value>
+{
+ return IotaViewIterator(_bound);
+}
+